Alright, let's work through 9925 times 7941 step by step
9925 × 7941 = 7941 × (9925)
+ 7941 × 5 that results in 39705
+ 7941 × 20 what gives us 158820
+ 7941 × 900 that results in 7146900
+ 7941 × 9000 yielding 71469000

= 78814425
